[  674.233153] bond0: (slave eth0): making interface the new active one
[  674.233271] bond0: (slave eth0): Enslaving as an active interface with an up link
[  678.411783] bond0: (slave eth0): Releasing backup interface
[  678.473101] bond0: (slave eth0): Enslaving as an active interface with an up link
[  682.636996] bond0: (slave eth0): Releasing backup interface
[  682.665799] bond0 (unregistering): Released all slaves